summaryrefslogtreecommitdiff
path: root/interdiff.c
diff options
context:
space:
mode:
Diffstat (limited to 'interdiff.c')
-rw-r--r--interdiff.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/interdiff.c b/interdiff.c
new file mode 100644
index 0000000000..c81d680a6c
--- /dev/null
+++ b/interdiff.c
@@ -0,0 +1,28 @@
+#include "cache.h"
+#include "commit.h"
+#include "revision.h"
+#include "interdiff.h"
+
+static struct strbuf *idiff_prefix_cb(struct diff_options *opt, void *data)
+{
+ return data;
+}
+
+void show_interdiff(struct rev_info *rev, int indent)
+{
+ struct diff_options opts;
+ struct strbuf prefix = STRBUF_INIT;
+
+ memcpy(&opts, &rev->diffopt, sizeof(opts));
+ opts.output_format = DIFF_FORMAT_PATCH;
+ opts.output_prefix = idiff_prefix_cb;
+ strbuf_addchars(&prefix, ' ', indent);
+ opts.output_prefix_data = &prefix;
+ diff_setup_done(&opts);
+
+ diff_tree_oid(rev->idiff_oid1, rev->idiff_oid2, "", &opts);
+ diffcore_std(&opts);
+ diff_flush(&opts);
+
+ strbuf_release(&prefix);
+}